WATER DISCHARGE PIPE FOR SURFACE SPRINKLER Russian patent published in 1999 - IPC

FIELD: agriculture, in particular, frontal-type irrigation equipment. SUBSTANCE: sprinkler has pressure pipeline with water discharge openings gaged for predetermined water flow rate. Threaded flow regulator is connected to each water discharge opening and stopper plug is screwed into each flow regulator. Flexible thin-walled hose is hung to lower end of stopper plug body. Two diametrically arranged water aerating inlet openings are made in stopper plug body. Short-range circle sprinkler nozzle is inserted into lower end of flexible hose. Sprinkler nozzle is provided with circular ramp eave uniformly increasing in diameter in downward direction and sprinkling jet reflector fixed on two legs below circular ramp eave. Water discharge pipe of such construction is used for performing first adaptability irrigation of seedlings planted by planting units and allows quality of surface sprinkling to be improved by intensified saturation of water with air, which increases vitality of aerobic bacteria improving soil fertility. Optimum size ratio of water discharge pipe members is presented in Specification. EFFECT: increased efficiency and enhanced reliability in operation. 3 dwg